<template>
  <el-dialog
    :title="!dataForm.id ? '新增' : '修改'"
    :close-on-click-modal="false"
    :before-close="handlerBefore"
    :visible.sync="visible"
  >
    <el-form :model="dataForm" :rules="dataRule" ref="dataForm" label-width="80px">
      <el-form-item label="参数名" prop="paramKey">
        <el-input v-model="dataForm.paramKey" placeholder="参数名"></el-input>
      </el-form-item>
      <el-form-item label="参数值">
        <!--        <el-input v-model="dataForm.paramValue" placeholder="参数值"></el-input>-->
        <div ref="jsoneditor" style="width: 600px;height: 400px;"></div>
      </el-form-item>
      <el-form-item label="备注" prop="remark">
        <el-input v-model="dataForm.remark" placeholder="备注"></el-input>
      </el-form-item>
    </el-form>
    <span slot="footer" class="dialog-footer">
      <el-button @click="handlerBefore()">取消</el-button>
      <el-button type="primary" @click="dataFormSubmit()">确定</el-button>
    </span>
  </el-dialog>
</template>

<script>
import JsonViewer from 'vue-json-viewer'
export default {
  components: {
    JsonViewer
  },
  data() {
    return {
      visible: false,
      codeEditor: '',
      dataForm: {
        id: 0,
        paramKey: '',
        paramValue: '',
        remark: ''
      },
      dataRule: {
        paramKey: [
          { required: true, message: '参数名不能为空', trigger: 'blur' }
        ],
        paramValue: [
          { required: true, message: '参数值不能为空', trigger: 'blur' }
        ]
      }
    }
  },
  methods: {
    handlerBefore() {
      if (this.codeEditor) {
        this.codeEditor.destroy()
      }
      this.visible = false
    },
    initJsonEdit() {
      this.$nextTick(() => {
        // let container = document.getElementById('jsoneditor')
        let container = this.$refs.jsoneditor
        let json = {}
        let options = {
          mode: 'code',
          indentation: 2
        }
        this.codeEditor = new this.$jsoneditor(container, options)
        this.codeEditor.set(json)
      })
    },
    init(id) {
      this.dataForm.id = id || 0
      this.visible = true
      this.$nextTick(() => {
        this.initJsonEdit()
        this.$refs['dataForm'].resetFields()
        if (this.dataForm.id) {
          this.$http({
            url: '/config/info',
            method: 'post',
            data: { id: this.dataForm.id }
          }).then(data => {
            if (data && data.code === 200) {
              this.dataForm.paramKey = data.data.paramKey
              this.dataForm.paramValue = data.data.paramValue
              this.dataForm.remark = data.data.remark
              this.codeEditor.set(JSON.parse(this.dataForm.paramValue))
            }
          })
        }
      })
    },
    // 表单提交
    dataFormSubmit() {
      this.$refs['dataForm'].validate(valid => {
        if (valid) {
          let value = this.codeEditor.get()
          this.$http({
            url: `/config/${!this.dataForm.id ? 'save' : 'update'}`,
            method: 'post',
            data: {
              id: this.dataForm.id || undefined,
              paramKey: this.dataForm.paramKey,
              paramValue: JSON.stringify(value),
              remark: this.dataForm.remark
            }
          }).then(data => {
            console.log(data)
            if (data && data.code === 200) {
              this.$message({
                message: '操作成功',
                type: 'success',
                duration: 1500
              })
              this.visible = false
              this.$emit('refreshDataList')
              if (this.codeEditor) {
                this.codeEditor.destroy()
              }
            } else {
              this.$message.error(data.msg)
            }
          })
        }
      })
    }
  }
}
</script>
